Question
Raul received a score of 70 on a history test for which the class mean was 70 with a standard deviation of 6 . He
Raul received a score of70on a history test for which the class mean was 70 with a standard deviation of6. He received a score of71on a biology test for which the class mean was 70 with standard deviation3. On which test did he do better relative to the rest of the class?
biology test
history test
the same
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Introduction to Probability
Authors: Mark Daniel Ward, Ellen Gundlach
1st edition
716771098, 978-1319060893, 1319060897, 978-0716771098
